Search results for plasma

Space Exploration Apr 7, 2024

What do scientists hope to learn from total solar eclipse in US?

When a rare total solar eclipse sweeps across North America on Monday, scientists will be able to gather invaluable data on everything from the sun's atmosphere to strange animal behaviors—and even possible effects on humans.

Nanomaterials Apr 5, 2024

Utilizing palladium for addressing contact issues of buried oxide thin film transistors

A novel method that employs palladium to inject hydrogen into the deeply buried oxide-metal electrode contacts of amorphous oxide semiconductors (AOSs) storage devices, which reduces contact resistance, has been developed ...

Environment Apr 4, 2024

The omnipresence of PFAS—and what we can do about them

Per- and poly-fluoroalkyl substances (PFAS)—also known as "forever chemicals"—are everywhere. Created in the 1940s, these synthetic compounds are an unseen ingredient in many items that we use in our daily lives, like ...

Astronomy Apr 4, 2024

Researchers use the Dark Energy Spectroscopic Instrument to make the largest 3D map of our universe

With 5,000 tiny robots in a mountaintop telescope, researchers can look 11 billion years into the past. The light from far-flung objects in space is just now reaching the Dark Energy Spectroscopic Instrument (DESI), enabling ...

Planetary Sciences Apr 4, 2024

Tracing the largest solar storm in modern times from tree rings in Lapland

A research group coordinated by the University of Helsinki was able to measure a spike in radiocarbon concentration of trees in Lapland that occurred after the Carrington flare. This discovery helps to prepare for dangerous ...

Astronomy Apr 3, 2024

Australian 'bush glass' bears the fingerprints of a cosmic collision with an iron meteorite

How Earth and the other planets of the solar system formed and evolved over the eons is a hot question for planetary scientists like me. One of the best ways to find out is by looking at rocks from space.

Plasma Physics Apr 2, 2024

A return to roots: Lab builds its first stellarator in 50 years and opens the door for research into new plasma physics

For the first time, scientists have built a fusion experiment using permanent magnets, a technique that could show a simple way to build future devices for less cost and allow researchers to test new concepts for future fusion ...

Astronomy Apr 2, 2024

Scientists use NASA data to predict solar corona before eclipse

Our sun, like many stars, is adorned with a crown. It's called a corona (Latin for "crown" or "wreath") and consists of long, thread-like strands of plasma billowing out from the sun's surface. The powerful magnetic field ...

Biochemistry Apr 2, 2024

Wound treatment hydrogel infused with amino acid kills bacteria naturally and promotes cell growth

Hydrogels are popular for use in skin ailments and tissue engineering. These polymer-based biocompatible materials are useful for their abilities to retain water, deliver drugs into wounds, and biodegrade. However, they are ...

Space Exploration Apr 2, 2024

Totality ready: US braces for April 8 solar eclipse frenzy

US communities along the path of the April 8 total solar eclipse are preparing for the year's biggest astronomic event, with millions of visitors expected to brighten local economies—and snarl up logistics.

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